CVE-2025-65276
📋 TL;DR
This vulnerability allows unauthenticated attackers to directly access the administrative dashboard of HashTech without credentials, granting full administrative control. Any organization using HashTech 1.0 through commit 5919decaff2681dc250e934814fc3a35f6093ee5 is affected. Attackers can view/modify user accounts, manage orders, change payments, and edit product listings.
💻 Affected Systems
- HashTech
📦 What is this software?
Hashtech by Henzljw
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of administrative functions leading to data theft, financial fraud, privilege escalation, and potential lateral movement within the network.
Likely Case
Unauthorized administrative access resulting in data manipulation, information disclosure, and potential business disruption.
If Mitigated
Limited impact if proper network segmentation and access controls prevent external access to the vulnerable endpoint.
🎯 Exploit Status
Exploitation requires only direct HTTP access to /admin_index.php without authentication.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None
Restart Required: No
Instructions:
No official patch available; consider upgrading to a newer version if available or implementing workarounds.
🔧 Temporary Workarounds
Implement Authentication Middleware
allAdd authentication checks to /admin_index.php to require valid credentials before granting access.
Edit /admin_index.php to include session validation or authentication logic at the beginning of the file.
Restrict Access via Web Server
allConfigure web server (e.g., Apache, Nginx) to block or redirect access to /admin_index.php from unauthorized IPs.
For Apache: Add 'Deny from all' or 'Require ip' directives in .htaccess or virtual host config for /admin_index.php.
For Nginx: Use 'deny all;' or 'allow' directives in location block for /admin_index.php.
🧯 If You Can't Patch
- Isolate the HashTech instance behind a firewall or VPN to restrict external access.
- Implement network segmentation to limit potential lateral movement if compromised.
🔍 How to Verify
Check if Vulnerable:
Attempt to access http://<hashtech-url>/admin_index.php without authentication; if admin dashboard loads, the system is vulnerable.Check Version:
Check the Git commit hash or version file in the HashTech installation directory.Verify Fix Applied:
After applying workarounds, attempt the same access; it should redirect to login or return an error.📡 Detection & Monitoring
Log Indicators:
- Unusual access to /admin_index.php from unauthenticated IPs in web server logs.
- Multiple failed login attempts followed by successful admin access without credentials.
Network Indicators:
- HTTP requests to /admin_index.php without preceding authentication requests.
- Traffic spikes to admin endpoints from external sources.
SIEM Query:
source="web_logs" AND url="/admin_index.php" AND NOT (user!="" OR auth_success="true")